Flat double-channel pulling device



FIG. 1 is a perspective view of a flat double-channel pulling device showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof; and

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The right side view is a mirror image of FIG. 4. 

The ornamental design for a flat double-channel pulling device, as shown and described. 